A great unit for both astronomical and long-range terrestrial use, the military-specification Fujinon 10x70 MT-SX Poseidon Binocular transmits 95% of the light reaching the binocular, and has Fujinon's EBC multicoatings upon every optical surface. It is also equipped with eyepieces that accept optional polarizer, nebula, haze, and ND (neutral density) filters as your observing needs require.
The 100% fogproof and waterproof 10x70 Poseidon withstands drastic temperature and humidity changes with ease, has abundant eye relief for use with eyeglasses.
A great astronomy binocular for anyone <40 (older viewers cannot fully take advantage of the 7mm exit pupil diameter)
Nitrogen-purged waterproof & fogproof lenses
Up to 13 Fujinon EBC multicoatings upon all optical surfaces
95% Total light transmission
56-74mm Interpupillary adjustment range
Pebbled external finish upon a metal housing (this binocular is NOT rubber armored)
Accepts optional polarizing, nebula, haze, and neutral density eyepiece filters